There’s a scene in “Back to the Future Part II” where Doc Brown rummages through Marty McFly’s garbage cans frantically looking for fuel for his DeLorean time machine — banana peels, beer cans and any other waste he could shove into a contraption that transforms trash into transportation fuel. Today, that future is becoming a reality through renewable natural gas (RNG), also known as biomethane, a clean-burning fuel that’s essentially converted trash from landfills, food waste, wastewater facilities and agricultural waste. Read more
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